String Counter

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Consider a string S of N characters where each character is indexed from 0 to N-1 You are given with Q cases; each containing 2 numbers a , b as the range of indices from the string S You have to find the number of different sub strings from the string S inside the range including a and b ## INPUT FORMAT The first line has 2 numbers giving the value of N and Q The second line has the s

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solution.cppC++17

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